1// RUN: %check_clang_tidy %s readability-uppercase-literal-suffix %t -- -- -target x86_64-pc-linux-gnu -I %clang_tidy_headers -fms-extensions
2// RUN: grep -Ev "// *[A-Z-]+:" %s > %t.cpp
3// RUN: clang-tidy %t.cpp -checks='-*,readability-uppercase-literal-suffix' -fix -- -target x86_64-pc-linux-gnu -I %clang_tidy_headers -fms-extensions
4// RUN: clang-tidy %t.cpp -checks='-*,readability-uppercase-literal-suffix' -warnings-as-errors='-*,readability-uppercase-literal-suffix' -- -target x86_64-pc-linux-gnu -I %clang_tidy_headers -fms-extensions
5
6#include "integral_constant.h"
7
8void integer_suffix() {
9 static constexpr auto v0 = __LINE__; // synthetic
10 static_assert(v0 == 9 || v0 == 5, "");
11
12 static constexpr auto v1 = __cplusplus; // synthetic, long
13
14 static constexpr auto v2 = 1; // no literal
15 static_assert(is_same<decltype(v2), const int>::value, "");
16 static_assert(v2 == 1, "");
17
18 // i32
19
20 static constexpr auto v3 = 1i32;
21 // CHECK-MESSAGES: :[[@LINE-1]]:30: warning: integer literal has suffix 'i32', which is not uppercase
22 // CHECK-MESSAGES-NEXT: static constexpr auto v3 = 1i32;
23 // CHECK-MESSAGES-NEXT: ^~
24 // CHECK-MESSAGES-NEXT: I32{{$}}
25 // CHECK-FIXES: static constexpr auto v3 = 1I32;
26 static_assert(is_same<decltype(v3), const int>::value, "");
27 static_assert(v3 == 1I32, "");
28
29 static constexpr auto v4 = 1I32; // OK.
30 static_assert(is_same<decltype(v4), const int>::value, "");
31 static_assert(v4 == 1I32, "");
32
33 // i64
34
35 static constexpr auto v5 = 1i64;
36 // CHECK-MESSAGES: :[[@LINE-1]]:30: warning: integer literal has suffix 'i64', which is not uppercase
37 // CHECK-MESSAGES-NEXT: static constexpr auto v5 = 1i64;
38 // CHECK-MESSAGES-NEXT: ^~
39 // CHECK-MESSAGES-NEXT: I64{{$}}
40 // CHECK-FIXES: static constexpr auto v5 = 1I64;
41 static_assert(is_same<decltype(v5), const long int>::value, "");
42 static_assert(v5 == 1I64, "");
43
44 static constexpr auto v6 = 1I64; // OK.
45 static_assert(is_same<decltype(v6), const long int>::value, "");
46 static_assert(v6 == 1I64, "");
47
48 // i16
49
50 static constexpr auto v7 = 1i16;
51 // CHECK-MESSAGES: :[[@LINE-1]]:30: warning: integer literal has suffix 'i16', which is not uppercase
52 // CHECK-MESSAGES-NEXT: static constexpr auto v7 = 1i16;
53 // CHECK-MESSAGES-NEXT: ^~
54 // CHECK-MESSAGES-NEXT: I16{{$}}
55 // CHECK-FIXES: static constexpr auto v7 = 1I16;
56 static_assert(is_same<decltype(v7), const short>::value, "");
57 static_assert(v7 == 1I16, "");
58
59 static constexpr auto v8 = 1I16; // OK.
60 static_assert(is_same<decltype(v8), const short>::value, "");
61 static_assert(v8 == 1I16, "");
62
63 // i8
64
65 static constexpr auto v9 = 1i8;
66 // CHECK-MESSAGES: :[[@LINE-1]]:30: warning: integer literal has suffix 'i8', which is not uppercase
67 // CHECK-MESSAGES-NEXT: static constexpr auto v9 = 1i8;
68 // CHECK-MESSAGES-NEXT: ^~
69 // CHECK-MESSAGES-NEXT: I8{{$}}
70 // CHECK-FIXES: static constexpr auto v9 = 1I8;
71 static_assert(is_same<decltype(v9), const char>::value, "");
72 static_assert(v9 == 1I8, "");
73
74 static constexpr auto v10 = 1I8; // OK.
75 static_assert(is_same<decltype(v10), const char>::value, "");
76 static_assert(v10 == 1I8, "");
77}
78

source code of clang-tools-extra/test/clang-tidy/checkers/readability/uppercase-literal-suffix-integer-ms.cpp